Forsythia

Forsythia × intermedia

Nearly indestructible once rooted, with one catch — cut it in winter and the spring flowers go out with the prunings.

Light Full sun — anything less costs it flowers.
Water Water it for the first year or two; very tough after that.
Height 3 m
Spread 8 ft 2 in
Spacing 250 cm

Spacing & sowing

Plant spacing
8 ft 2 in
In-row spacing
8 ft 2 in
Between rows
10 ft 3 in
Square-foot density
Not suited to SFG

Growing

Type
Shrub · Perennial
Botanical family
Mixed / other
Sunlight
Full sun — anything less costs it flowers.
Watering
Water it for the first year or two; very tough after that.
Feeding
A compost mulch after pruning is usually all it asks.
Frost tolerant
Yes
Flowering
March
Pruning
Prune as soon as the flowers fade, and never in winter.

Through the year

  • Mar–Mar Flowering
  • Mar–Jul Bud Break
  • Jul–Oct Growing
  • Oct–Dec Leaf Fall
  • Jan–Mar Leaf Fall

Companions

Daffodils, Muscari, Pulmonaria

Pests & problems

  • Generally trouble-free No notable pest or disease problems when grown in the right conditions — one of the easy ones.